Finding the Fourth Proportional to 8,434,022.08, 12,651,810.84 and 2,754,276.16
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Solution
The fourth proportional to 8,434,022.08, 12,651,810.84 and 2,754,276.16 is: 4,131,668.22
Step by Step Solution
- Step 1: Write the proportion equation
8,434,022.08 : 12,651,810.84 = 2,754,276.16 : x - Step 2: Convert to fraction form
8,434,022.08/12,651,810.84 = 2,754,276.16/x - Step 3: Cross multiply
8,434,022.08x = 12,651,810.84 × 2,754,276.16 - Step 4: Simplify right side
8,434,022.08x = 34,846,580,977,441.57 - Step 5: Solve for x
x = 34,846,580,977,441.57/8,434,022.08 - Step 6: Final answer
x = 4,131,668.22
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.